@article{doi:10.1001/archsurg.144.6.552,
author = {Watkins MT},
title = {SUrvival analysis in amputees based on physical independence grade achievement—invited critique},
journal = {Archives of Surgery},
volume = {144},
number = {6},
pages = {552},
year = {2009},
doi = {10.1001/archsurg.144.6.552},
URL = { + http://dx.doi.org/10.1001/archsurg.144.6.552},
eprint = {/data/Journals/SURG/9759/sic80032_552_552.pdf}
}